MAI-Image-2.5 Flashvs.Z-Image Base

Which one is better?

In our own test, MAI-Image-2.5 Flash leads. Neither is in the arena. Z-Image Base has no API price.

Same task, the first image of each. The task with the biggest difference is preselected.

MAI-Image-2.5 Flash: Infographic, first image from the fixed test run — MAI-Image-2.5 Flash92 out of 100

Z-Image Base: Infographic, first image from the fixed test run — Z-Image Base10 out of 100

Result for “Infographic”:MAI-Image-2.5 Flash ahead

Prompt given to both modelsCreate a square German infographic titled SO FUNKTIONIERT PHOTOSYNTHESE. Show exactly four numbered steps in this order: 1 LICHT, 2 WASSER, 3 CO₂, 4 ZUCKER + SAUERSTOFF. Use a clean editorial science style with one plant cross-section, simple arrows, high contrast, legible labels, and no other text.

What the rating looks at: Numbers, labels, and visual organization.

“Ahead”: better in all three rating rounds. “Slightly ahead”: a higher value, but not in every round.

Test protocol of the images

Both models receive the same archived prompt in exactly one request, and the first result counts. Files are normalized to 1,024 × 1,024 pixels without cropping. Provider resolution, randomness, quality tier and prompt processing can still differ. The images are a practical visual test, not a reconstruction of the arena configuration.

Character and detail

MAI-Image-2.5 Flash: manual, Official Bing Image Creator web app; MAI-Image-2.5-Flash; one request; 1:1; first result; free guest generation; 2026-08-14; https://www.bing.com/images/create/ai-image-generator, generated Aug 14, 2026, 4:23 PM. Source

Z-Image Base: fal, requested 1024x1024, n=1, seed=1788591829, estimated cost $0.020000, generated Nov 1, 2026, 9:35 PM. Source

Protocol gradually-image-comparison-v1. Prompt SHA 256: 985a75b38642a9f0e5e0c0e0c67f1b7f67780d42bd2168fa24e9a7a7a94b0da6

MAI-Image-2.5 Flash image SHA 256: a2637943faf5ae5210c69f645f96c70ea0a1d267c38a64705810947d2ba78dc8

Z-Image Base image SHA 256: 7a9c8b160230e302e618ad99ed1047d36b66bdc759d8455d0479048c442cdf75

Infographic

Z-Image Base: fal, requested 1024x1024, n=1, seed=2013338091, estimated cost $0.020000, generated Nov 1, 2026, 9:35 PM. Source

Protocol gradually-image-comparison-v1. Prompt SHA 256: ed65cb4e6a51e2336f8b149ad4cbb16e020f07d527ad94362e719d2dcf91d94f

MAI-Image-2.5 Flash image SHA 256: 6af00e502934a24a9e535b3f72d9b1ca545a984fc463e785ffe796a700e015b3

Z-Image Base image SHA 256: b306143deb4d133e60ff4840e5fb8271d445f5a4944b98e89346763d84a19d30

Product photography

Z-Image Base: fal, requested 1024x1024, n=1, seed=1140297503, estimated cost $0.020000, generated Nov 1, 2026, 9:35 PM. Source

Protocol gradually-image-comparison-v1. Prompt SHA 256: c67fd71e91304458a2feef5c91efa8677260fab0c0099a29a2c52cb579f5b2f3

MAI-Image-2.5 Flash image SHA 256: 9cb652604f7c64d8ebaa4303e924155a1f45581a940045be12775419e635bd8f

Z-Image Base image SHA 256: 11b631f154a0ddff86df21d6d8ffab0d208d51df894f3563dd6818d20b450aae

Typography and layout

Z-Image Base: fal, requested 1024x1024, n=1, seed=194884257, estimated cost $0.010486, generated Nov 1, 2026, 9:20 PM. Source

Protocol gradually-image-comparison-v1. Prompt SHA 256: 2e012c3d14ee5dd02203a94f394ca80a5038cdebd6032b25a8b8a221f2255419

MAI-Image-2.5 Flash image SHA 256: 185a852b71d68ea37a41091b57f3ec02829b2d1e87fd1045939ffa0f8e4c3cf8

Z-Image Base image SHA 256: 62dbb49a07e3efe0f82ae9051fac20fce00a8f82b57ebe37a526b5176523c84f

The numbers at a glance

Arena ratingfrom votes by users · higher is better

n/a

MAI-Image-2.5 Flash

not in the arena

n/a

Z-Image Base

not in the arena

GraduallyBenchour own rating, 0 to 100 · higher is better

MAI-Image-2.5 Flash

Rank 2 of 74

Z-Image Base

Rank 63 of 74

Price per imagedollars through the API · lower is better

$0.02

MAI-Image-2.5 Flash

cheap

n/a

Z-Image Base

no API price

Ranks among the 22 image models with an arena rating and the 74 with a GraduallyBench run; prices compared with 28 models with an API price.

MAI-Image-2.5 Flash

Subscription: n/a No plan in Germany names exactly this model.
Via API: $0.02 per image, 100 images $2.

Z-Image Base

Subscription: n/a No plan in Germany names exactly this model.
Via API: No API price known. Access: local.
License: Open weights.

Subscriptions only count plans that name exactly this model. Subscription prices include VAT, API prices are in dollars.

GraduallyBench from Nov 1, 2026 · API prices from Oct 28, 2026 · Subscription database from Sep 29, 2026 (34 days old)

All data side by side

The better value is bold. For ratings only when the gap is clear.

Kennzahl	MAI-Image-2.5 Flash	Z-Image Base
Ratings
Arena ratingfrom votes by users, higher is better	n/a	n/a
Arena rank	n/a	n/a
Arena votesmore votes, a safer rating	n/a	n/a
GraduallyBenchour own rating, 0 to 100	84	24
GraduallyBench by task
Typography and layoutLegible text, hierarchy, and composition	66	25
Product photographyMaterials, reflections, and fine details	92	15
Character and detailAnatomy, clothing, and spatial consistency	86	47
InfographicNumbers, labels, and visual organization	92	10
API price
Per imagelower is better	$0.02	n/a
100 images	$2	n/a
Profile
Released	June 2026	Jan 27, 2026
Weightsopen means: runs locally	proprietary	open
Lifecycle	Preview in Microsoft Foundry	no notice
Access	API, Web app	local
Parameters	20 billion	6 billion
Largest output	1,048,576 pixels	not consistently published
Plans in Germanynaming exactly this model	n/a	n/a

API prices for one image at 1,024 × 1,024 pixels according to Artificial Analysis.

Sources: MAI-Image-2.5 Flash model source, status source (verified Sep 22, 2026) · Z-Image Base model source (verified Nov 1, 2026)

Arena ratings by category

From blind votes on LMArena. “Ahead” means the lead is clear.

No shared arena score in the stored snapshot

The stored benchmark database contains no measurement for MAI-Image-2.5 Flash and Z-Image Base from the same arena and category. Older model versions are not used as substitutes.

Compare another matchup

First image modelSecond image model

More matchups

Compare MAI-Image-2.5 Flash and Z-Image Base with other important image models.

View the complete image model comparison

Same prompt, two images

The numbers at a glance

MAI-Image-2.5 Flash

Z-Image Base

All data side by side

Arena ratings by category

No shared arena score in the stored snapshot

Compare another matchup

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